In terms of trucks, the 2013 Ford F-Series Super Duty, Ford F-Series (F-150/F-250/F-350), and the GMC Sierra reached customers in the least number of days, according to the results of Automotive Fleet’s 14th annual order-to-delivery (OTD) study.

Data provided by six fleet management companies found the average OTD time for the the 2013 Ford F-Series Super Duty was 53 days, Ford F-Series (F-150/F-250/F-350) was 58 days, and the GMC Sierra was 60 days.

In terms of the most improvemed trucks, the 2013 Ford F-Series (F-150/F-250/F-350) and Toyota Tundra both improved by 26 days over 2012.